Vulcanus

Japanese: Vulcanus

…The name of Mount Etna (Greek name Aithne) itself comes from Aitnē, a Sicilian nymph who was said to be the wife of Hephaestus. Hephaestus was identified with Vulcanus, the Roman god of fire, and Vulcan became the origin of the English word volcano and the French word volcan, which mean volcano. On the other hand, the lava and volcanic bombs that erupt from volcanoes often gave rise to images of monsters and giant snakes, and in Greek mythology this was embodied in the monster Typhon, who shot fire from his eyes and hurled burning rocks. …

From Hephaestus

… Greek god of fire and blacksmithing. Roman Vulcan. According to Homer, he was the son of Zeus and his wife Hera.

*Some of the terminology that mentions "Vulcanus" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…エトナ山(ギリシア名アイトネ)そのものの名も，ヘファイストスの妻とされるシチリアのニンフ，アイトネAitnēに由来している。ヘファイストスはローマの火の神ウルカヌスVulcanusと同一視され，このウルカヌスが火山を意味する英語volcanoやフランス語volcanの語源となった。一方，火山から噴出する溶岩や火山弾は，しばしば怪物や巨蛇のイメージを生み，ギリシア神話においては，目から火を放ち燃える岩を投げつける怪物テュフォンとして結実した。…